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I Have a Devil Inside Me: The True Story of Satanic Murder in Miami

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Murder is commonplace in Miami. But when a team of veteran homicide detectives delve into the barbaric murder of 43-year-old Argelio Gonzalez, they are thrust into a world of the occult and black magic. In the summer of 2000, the dismembered body of a white male is found by two young boys in a vacant lot. An autopsy reveals that the victim has been mutilated and disfigured. Cryptic clues are found concealed on the victim, which lead detectives on an incredible journey into devil worship, demonic possession, animal sacrifice, cannibalism, and murder. This true account is told by the detective who elicited a detailed confession of the gruesome crime from the killer. You will be captivated by the authentic police tactics, interview techniques, and crime scene procedures used to capture a vicious criminal. About the Tony Monheim retired from the Miami-Dade Police Department in 2004, after a distinguished, 30-year career. He was assigned to the Homicide Bureau as a squad supervisor during the final 12 years of his tenure. Prior to that, he spent 16 years in the Robbery Bureau as both an investigator and a supervisor.He holds a master’s degree in public administration from St. Thomas of Villanova University and a bachelor’s degree from Western Illinois University, where he was a standout Rugby player. He has been afforded expert witness status in both Federal and State (Florida) court regarding homicide investigative procedures. He has written numerous articles on homicide investigative techniques for law enforcement publications. This is his first book.

270 pages, Kindle Edition

Published February 23, 2021

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About the author

Tony Monheim

4 books7 followers
Tony Monheim retired from the Miami-Dade Police Department in 2004, after a distinguished, 30-year career. He was assigned to the Homicide Bureau as a squad supervisor during the final 12 years of his tenure. Prior to that, he spent 16 years in the Robbery Bureau as both an investigator and a supervisor. He has been personally responsible for scores of Police Officer Involved Shooting investigations and hundreds of Homicide / Death investigations.

He has presented numerous Homicide seminars for the International Association of Chiefs of Police (IACP), the FBI, DEA, and ATF, He has also been featured on several training tapes produced by the Law Enforcement Training Network (LETN) and has served as a guest lecturer at the prestigious University of Miami Law School. Several of his cases have been featured on America’s Most Wanted, Inside Edition, Court TV, and the Discovery Channel.

Tony holds a master's degree in public administration from St. Thomas of Villanova University and a bachelor’s degree from Western Illinois University, where he was a standout Rugby player. He has been afforded expert witness status in both Federal and State (Florida) court regarding homicide investigative procedures. He has written numerous articles for law enforcement publications.

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Displaying 1 - 7 of 7 reviews
Profile Image for SpareTheBS.
74 reviews81 followers
March 15, 2021
EXCELLENT book! I enjoyed reading this book and it brought back so many memories. I felt like I was sitting down with old friends and listening to "war stories" The detectives name in this book are at the top of their field and are highly respected. This book was written in an easy to understand way for someone that is not familiar with law enforcement and yet kept my interest as a retired officer. There are many cases named that I remember in this book and would love for him to make a series of what happened with these cases.

Throughout this book, a particular case is highlighted from the initial call to sentencing and is sprinkled with so many historical tidbits about Miami. I'm ashamed to say that as long as I've lived in South Florida, I learned so much from this book about the city.

Highly recommend this book and hoping he writes more!
Profile Image for Lisa Millett.
298 reviews10 followers
June 10, 2021
Exceptional true crime book

This book was written by a new author for me and I thoroughly enjoyed it reading it in two days. This case is gruesome and the killer is sick, sadistic and disgusting. The author included excellent details of the murder and he also describes all of the significant background information that brings this story together. I highly recommend this book to all true crime readers.
Profile Image for Ramesh Nyberg.
Author 2 books7 followers
April 12, 2021
This is an outstanding book, and the real deal. I worked with Tony in Homicide. He puts you right there, with details that brought back some very vivid memories of the people, the places, the work, the everyday life of a homicide detective.
You want reality? This is it. It's an incredible case, told expertly by a guy who was there every step of the way.
9 reviews
January 8, 2023
Well written informative story

This book was excellent. The story of the murder, investigation and trial was well written, had good detail and "inside baseball" information. The photographs and the extra details such as the history of Miami, history of autopsies, background on Satanic religion and more, packed a lot of good info into a relatively quick and easy read.
Profile Image for Sarah.
1,111 reviews7 followers
April 24, 2021
I enjoyed reading about a murder investigation from the viewpoint of the actual investigator.
Profile Image for Jim Poling.
82 reviews
November 17, 2021
Excellent book. Fascinating case that was well documented and written about in detail. The author explains every detail about each step in the case and even sprinkles in some history and medical lessons along the way. I would highly recommend this book
Displaying 1 - 7 of 7 reviews

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